// CSE532 - msg-handler.h                                                 
// Authors: Guangle Fan                         
// MsgFlag class which marks starting and finishing point of sending message 

#ifndef MSGFLAG_H
#define MSGFLAG_H

class MsgFlag {
 public:
  static bool getFlag();
  static int getNum();
  static void dcrNum();
  static void icrNum();
  
 private:
  static int Num_;

};

#endif
